llvm-project/compiler-rt/test/builtins/Unit/floatsisfvfp_test.c

52 lines
1.2 KiB
C

//===-- floatsisfvfp_test.c - Test __floatsisfvfp -------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file tests __floatsisfvfp for the compiler_rt library.
//
//===----------------------------------------------------------------------===//
#include "int_lib.h"
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
extern COMPILER_RT_ABI float __floatsisfvfp(int a);
#if __arm__
int test__floatsisfvfp(int a)
{
float actual = __floatsisfvfp(a);
float expected = a;
if (actual != expected)
printf("error in test__floatsisfvfp(%d) = %f, expected %f\n",
a, actual, expected);
return actual != expected;
}
#endif
int main()
{
#if __arm__
if (test__floatsisfvfp(0))
return 1;
if (test__floatsisfvfp(1))
return 1;
if (test__floatsisfvfp(-1))
return 1;
if (test__floatsisfvfp(0x7FFFFFFF))
return 1;
if (test__floatsisfvfp(0x80000000))
return 1;
#else
printf("skipped\n");
#endif
return 0;
}